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Small Mersenne Prime Factors
Prime numbers of the form Mp= 2p − 1 are called Mersenne primes. For Mp to be prime, p must also be prime.
Any factor q of a Mersenne number 2p − 1 must be of the form 2kp + 1, where integer k ≥ 0. Furthermore, q must be 1 or 7 mod 8.
Exponent Prime Factor Digits Year
3773970611754794122310 ~2006
3774097583754819516710 ~2006
37741274172264476450311 ~2007
37742538719813060064711 ~2009
37743735172264624110311 ~2007
3774421823754884364710 ~2006
37744260532264655631911 ~2007
3774770003754954000710 ~2006
37747834972264870098311 ~2007
37748724612264923476711 ~2007
37748771093019901687311 ~2007
3775239959755047991910 ~2006
3775358423755071684710 ~2006
37754001073775400107111 ~2008
3775460831755092166310 ~2006
3775468751755093750310 ~2006
3775550483755110096710 ~2006
37756007813020480624911 ~2007
37756826833775682683111 ~2008
3775810271755162054310 ~2006
3775812143755162428710 ~2006
3775967543755193508710 ~2006
377647098712840001355912 ~2009
3776520119755304023910 ~2006
37765515796797792842311 ~2008
Exponent Prime Factor Digits Year
377665309112085289891312 ~2009
3776730791755346158310 ~2006
37768749532266124971911 ~2007
3776875859755375171910 ~2006
37770699732266241983911 ~2007
3777147191755429438310 ~2006
3777183551755436710310 ~2006
3777196499755439299910 ~2006
3777276851755455370310 ~2006
3777341411755468282310 ~2006
37773859576043817531311 ~2008
37774210013021936800911 ~2007
3777521939755504387910 ~2006
37776871073022149685711 ~2007
3777740111755548022310 ~2006
3777751343755550268710 ~2006
3777789131755557826310 ~2006
37778895193777889519111 ~2008
3777897503755579500710 ~2006
3778077683755615536710 ~2006
37781011332266860679911 ~2007
3778155071755631014310 ~2006
3778177919755635583910 ~2006
37781825332266909519911 ~2007
37782152572266929154311 ~2007
Exponent Prime Factor Digits Year
3778232219755646443910 ~2006
37782977172266978630311 ~2007
3778362719755672543910 ~2006
3778363091755672618310 ~2006
3778425419755685083910 ~2006
3778637699755727539910 ~2006
37787604376046016699311 ~2008
3778783751755756750310 ~2006
3779083271755816654310 ~2006
37791033796802386082311 ~2008
3779148539755829707910 ~2006
3779175899755835179910 ~2006
37792771932267566315911 ~2007
3779358239755871647910 ~2006
3779374463755874892710 ~2006
3779496863755899372710 ~2006
377956299140063367704712 ~2010
3780040991756008198310 ~2006
3780224699756044939910 ~2006
3780234203756046840710 ~2006
3780278531756055706310 ~2006
3780279071756055814310 ~2006
3780346919756069383910 ~2006
3780403859756080771910 ~2006
3780585491756117098310 ~2006
Exponent Prime Factor Digits Year
37806970098317533419911 ~2008
3780703583756140716710 ~2006
37807451393024596111311 ~2007
3780753059756150611910 ~2006
3780875519756175103910 ~2006
3781059143756211828710 ~2006
3781102691756220538310 ~2006
3781282139756256427910 ~2006
3781323803756264760710 ~2006
3781327631756265526310 ~2006
3781334339756266867910 ~2006
3781339799756267959910 ~2006
37814204572268852274311 ~2007
3781737419756347483910 ~2006
3781799579756359915910 ~2006
3781832531756366506310 ~2006
3781867091756373418310 ~2006
37819217772269153066311 ~2007
37822366973025789357711 ~2007
37823062913025845032911 ~2007
3782414771756482954310 ~2006
37828748273026299861711 ~2007
37828774932269726495911 ~2007
3782989571756597914310 ~2006
3783155003756631000710 ~2006
4243
GIMPS The Prime Pages FactorDb.com
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25-11-02